package com.qfjy.homework.tanzhizhong;

public class Test {
    public static void main(String[] args) {
        QFBoss qfBoss = new QFBoss();
        ProxyUtil proxyUtil = new ProxyUtil(qfBoss);
        Boss proxyInstance = (Boss)proxyUtil.getProxyInstance();
        proxyInstance.sign();
    }
}
